fdt: Build the new python libfdt module

[u-boot.git] / tools / Makefile

#
# (C) Copyright 2000-2006
# Wolfgang Denk, DENX Software Engineering, [email protected].
#
# SPDX-License-Identifier:	GPL-2.0+
#

# Enable all the config-independent tools
ifneq ($(HOST_TOOLS_ALL),)
CONFIG_LCD_LOGO = y
CONFIG_CMD_LOADS = y
CONFIG_CMD_NET = y
CONFIG_XWAY_SWAP_BYTES = y
CONFIG_NETCONSOLE = y
CONFIG_SHA1_CHECK_UB_IMG = y
CONFIG_ARCH_SUNXI = y
endif

subdir-$(HOST_TOOLS_ALL) += easylogo
subdir-$(HOST_TOOLS_ALL) += gdb

# Merge all the different vars for envcrc into one
ENVCRC-$(CONFIG_ENV_IS_EMBEDDED) = y
ENVCRC-$(CONFIG_ENV_IS_IN_DATAFLASH) = y
ENVCRC-$(CONFIG_ENV_IS_IN_EEPROM) = y
ENVCRC-$(CONFIG_ENV_IS_IN_FLASH) = y
ENVCRC-$(CONFIG_ENV_IS_IN_ONENAND) = y
ENVCRC-$(CONFIG_ENV_IS_IN_NAND) = y
ENVCRC-$(CONFIG_ENV_IS_IN_NVRAM) = y
ENVCRC-$(CONFIG_ENV_IS_IN_SPI_FLASH) = y
CONFIG_BUILD_ENVCRC ?= $(ENVCRC-y)

hostprogs-$(CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER) += atmel_pmecc_params

hostprogs-$(CONFIG_LCD_LOGO) += bmp_logo
hostprogs-$(CONFIG_VIDEO_LOGO) += bmp_logo
HOSTCFLAGS_bmp_logo.o := -pedantic

hostprogs-$(CONFIG_BUILD_ENVCRC) += envcrc
envcrc-objs := envcrc.o lib/crc32.o common/env_embedded.o lib/sha1.o

hostprogs-$(CONFIG_CMD_NET) += gen_eth_addr
HOSTCFLAGS_gen_eth_addr.o := -pedantic

hostprogs-$(CONFIG_CMD_NET) += gen_ethaddr_crc
gen_ethaddr_crc-objs := gen_ethaddr_crc.o lib/crc8.o
HOSTCFLAGS_gen_ethaddr_crc.o := -pedantic

hostprogs-$(CONFIG_CMD_LOADS) += img2srec
HOSTCFLAGS_img2srec.o := -pedantic

hostprogs-$(CONFIG_XWAY_SWAP_BYTES) += xway-swap-bytes
HOSTCFLAGS_xway-swap-bytes.o := -pedantic

hostprogs-y += mkenvimage
mkenvimage-objs := mkenvimage.o os_support.o lib/crc32.o

hostprogs-y += dumpimage mkimage
hostprogs-$(CONFIG_FIT_SIGNATURE) += fit_info fit_check_sign

FIT_SIG_OBJS-$(CONFIG_FIT_SIGNATURE) := common/image-sig.o
# Flattened device tree objects
LIBFDT_CSRCS := fdt.c fdt_ro.c fdt_wip.c fdt_sw.c fdt_rw.c fdt_strerror.c  \
			fdt_empty_tree.c fdt_addresses.c fdt_overlay.c \
			fdt_region.c

# Unfortunately setup.py below cannot handle srctree being ".." which it often
# is. It fails with an error like:
# Fatal error: can't create build/temp.linux-x86_64-2.7/../lib/libfdt/fdt.o:
#    No such file or directory
# To fix this, use an absolute path.
libfdt_tree := $(shell readlink -f $(srctree)/lib/libfdt)

LIBFDT_SRCS := $(addprefix $(libfdt_tree)/, $(LIBFDT_CSRCS))
LIBFDT_SWIG := $(addprefix $(libfdt_tree)/, pylibfdt/libfdt.i)
LIBFDT_OBJS := $(addprefix lib/libfdt/, $(patsubst %.c, %.o, $(LIBFDT_CSRCS)))

RSA_OBJS-$(CONFIG_FIT_SIGNATURE) := $(addprefix lib/rsa/, \
					rsa-sign.o rsa-verify.o rsa-checksum.o \
					rsa-mod-exp.o)

ROCKCHIP_OBS = lib/rc4.o rkcommon.o rkimage.o rksd.o rkspi.o

# common objs for dumpimage and mkimage
dumpimage-mkimage-objs := aisimage.o \
			atmelimage.o \
			$(FIT_SIG_OBJS-y) \
			common/bootm.o \
			lib/crc32.o \
			default_image.o \
			lib/fdtdec_common.o \
			lib/fdtdec.o \
			fit_common.o \
			fit_image.o \
			common/image-fit.o \
			image-host.o \
			common/image.o \
			imagetool.o \
			imximage.o \
			kwbimage.o \
			lib/md5.o \
			lpc32xximage.o \
			mxsimage.o \
			omapimage.o \
			os_support.o \
			pblimage.o \
			pbl_crc32.o \
			vybridimage.o \
			$(ROCKCHIP_OBS) \
			socfpgaimage.o \
			lib/sha1.o \
			lib/sha256.o \
			common/hash.o \
			ublimage.o \
			zynqimage.o \
			zynqmpimage.o \
			$(LIBFDT_OBJS) \
			gpimage.o \
			gpimage-common.o \
			$(RSA_OBJS-y)

dumpimage-objs := $(dumpimage-mkimage-objs) dumpimage.o
mkimage-objs   := $(dumpimage-mkimage-objs) mkimage.o
fit_info-objs   := $(dumpimage-mkimage-objs) fit_info.o
fit_check_sign-objs   := $(dumpimage-mkimage-objs) fit_check_sign.o

# Unfortunately setup.py (or actually the Python distutil implementation)
# puts files into the same directory as the .i file. We cannot touch the source
# directory, so we copy the .i file into the tools/ build subdirectory before
# calling setup. This directory is safe to write to. This ensures that we get
# all three files in $(obj)/tools: _libfdt.so, libfdt.py and libfdt_wrap.c
# The latter is a temporary file which we could actually remove.
tools/_libfdt.so: $(LIBFDT_SRCS) $(LIBFDT_SWIG)
	cp $(LIBFDT_SWIG) tools/.
	unset CC; \
	unset CROSS_COMPILE; \
	LDFLAGS="$(HOSTLDFLAGS)" CFLAGS= VERSION="u-boot-$(UBOOTVERSION)" \
		CPPFLAGS="$(_hostc_flags)" OBJDIR=tools \
		SOURCES="$(LIBFDT_SRCS) tools/libfdt.i" \
		SWIG_OPTS="-I$(srctree)/lib/libfdt -I$(srctree)/lib" \
		$(libfdt_tree)/pylibfdt/setup.py --quiet build_ext \
			--build-lib tools

# Build a libfdt Python module if swig is available
# Use 'sudo apt-get install swig libpython-dev' to enable this
hostprogs-y += \
	$(if $(shell which swig 2> /dev/null),_libfdt_legacy.so)
_libfdt_legacy.so-sharedobjs += $(LIBFDT_OBJS)
libfdt:

tools/_libfdt_legacy.so: $(patsubst %.o,%.c,$(LIBFDT_OBJS)) \
		tools/libfdt_legacy_wrap.c
	LDFLAGS="$(HOSTLDFLAGS)" CFLAGS= ${PYTHON} $(srctree)/lib/libfdt/setup.py \
		"$(_hostc_flags)" $^
	mv _libfdt_legacy.so $@

tools/libfdt_legacy_wrap.c: $(srctree)/lib/libfdt/libfdt_legacy.swig
	swig -python -o $@ $<

# TODO([email protected]): Is this correct on Mac OS?

ifneq ($(CONFIG_MX23)$(CONFIG_MX28),)
# Add CONFIG_MXS into host CFLAGS, so we can check whether or not register
# the mxsimage support within tools/mxsimage.c .
HOSTCFLAGS_mxsimage.o += -DCONFIG_MXS
endif

ifdef CONFIG_FIT_SIGNATURE
# This affects include/image.h, but including the board config file
# is tricky, so manually define this options here.
HOST_EXTRACFLAGS	+= -DCONFIG_FIT_SIGNATURE
endif

ifdef CONFIG_SYS_U_BOOT_OFFS
HOSTCFLAGS_kwbimage.o += -DCONFIG_SYS_U_BOOT_OFFS=$(CONFIG_SYS_U_BOOT_OFFS)
endif

ifneq ($(CONFIG_ARMADA_38X)$(CONFIG_ARMADA_39X),)
HOSTCFLAGS_kwbimage.o += -DCONFIG_KWB_SECURE
endif

# MXSImage needs LibSSL
ifneq ($(CONFIG_MX23)$(CONFIG_MX28)$(CONFIG_ARMADA_38X)$(CONFIG_ARMADA_39X)$(CONFIG_FIT_SIGNATURE),)
HOSTLOADLIBES_mkimage += \
	$(shell pkg-config --libs libssl libcrypto 2> /dev/null || echo "-lssl -lcrypto")

# OS X deprecate openssl in favour of CommonCrypto, supress deprecation
# warnings on those systems
ifeq ($(HOSTOS),darwin)
HOSTCFLAGS_mxsimage.o += -Wno-deprecated-declarations
HOSTCFLAGS_image-sig.o += -Wno-deprecated-declarations
HOSTCFLAGS_rsa-sign.o += -Wno-deprecated-declarations
endif
endif

HOSTLOADLIBES_dumpimage := $(HOSTLOADLIBES_mkimage)
HOSTLOADLIBES_fit_info := $(HOSTLOADLIBES_mkimage)
HOSTLOADLIBES_fit_check_sign := $(HOSTLOADLIBES_mkimage)

hostprogs-$(CONFIG_EXYNOS5250) += mkexynosspl
hostprogs-$(CONFIG_EXYNOS5420) += mkexynosspl
HOSTCFLAGS_mkexynosspl.o := -pedantic

ifdtool-objs := $(LIBFDT_OBJS) ifdtool.o
hostprogs-$(CONFIG_X86) += ifdtool

hostprogs-$(CONFIG_MX23) += mxsboot
hostprogs-$(CONFIG_MX28) += mxsboot
HOSTCFLAGS_mxsboot.o := -pedantic

hostprogs-$(CONFIG_ARCH_SUNXI) += mksunxiboot
hostprogs-$(CONFIG_ARCH_SUNXI) += sunxi-spl-image-builder
sunxi-spl-image-builder-objs := sunxi-spl-image-builder.o lib/bch.o

hostprogs-$(CONFIG_NETCONSOLE) += ncb
hostprogs-$(CONFIG_SHA1_CHECK_UB_IMG) += ubsha1

ubsha1-objs := os_support.o ubsha1.o lib/sha1.o

HOSTCFLAGS_ubsha1.o := -pedantic

hostprogs-$(CONFIG_KIRKWOOD) += kwboot
hostprogs-$(CONFIG_ARCH_MVEBU) += kwboot
hostprogs-y += proftool
hostprogs-$(CONFIG_STATIC_RELA) += relocate-rela

hostprogs-y += fdtgrep
fdtgrep-objs += $(LIBFDT_OBJS) fdtgrep.o

# We build some files with extra pedantic flags to try to minimize things
# that won't build on some weird host compiler -- though there are lots of
# exceptions for files that aren't complaint.
HOSTCFLAGS_crc32.o := -pedantic
HOSTCFLAGS_crc8.o := -pedantic
HOSTCFLAGS_md5.o := -pedantic
HOSTCFLAGS_sha1.o := -pedantic
HOSTCFLAGS_sha256.o := -pedantic

quiet_cmd_wrap = WRAP    $@
cmd_wrap = echo "\#include <../$(patsubst $(obj)/%,%,$@)>" >$@

$(obj)/lib/%.c $(obj)/common/%.c:
	$(call cmd,wrap)

clean-dirs := lib common

always := $(hostprogs-y)

# Build a libfdt Python module if swig is available
# Use 'sudo apt-get install swig libpython-dev' to enable this
always += $(if $(shell which swig 2> /dev/null),_libfdt.so)

# Generated LCD/video logo
LOGO_H = $(objtree)/include/bmp_logo.h
LOGO_DATA_H = $(objtree)/include/bmp_logo_data.h
LOGO-$(CONFIG_LCD_LOGO) += $(LOGO_H)
LOGO-$(CONFIG_LCD_LOGO) += $(LOGO_DATA_H)
LOGO-$(CONFIG_VIDEO_LOGO) += $(LOGO_H)
LOGO-$(CONFIG_VIDEO_LOGO) += $(LOGO_DATA_H)

# Generic logo
ifeq ($(LOGO_BMP),)
LOGO_BMP= $(srctree)/$(src)/logos/denx.bmp

# Use board logo and fallback to vendor
ifneq ($(wildcard $(srctree)/$(src)/logos/$(BOARD).bmp),)
LOGO_BMP= $(srctree)/$(src)/logos/$(BOARD).bmp
else
ifneq ($(wildcard $(srctree)/$(src)/logos/$(VENDOR).bmp),)
LOGO_BMP= $(srctree)/$(src)/logos/$(VENDOR).bmp
endif
endif

endif # !LOGO_BMP

#
# Use native tools and options
# Define __KERNEL_STRICT_NAMES to prevent typedef overlaps
# Define _GNU_SOURCE to obtain the getline prototype from stdio.h
#
HOST_EXTRACFLAGS += -include $(srctree)/include/libfdt_env.h \
		$(patsubst -I%,-idirafter%, $(filter -I%, $(UBOOTINCLUDE))) \
		-I$(srctree)/lib/libfdt \
		-I$(srctree)/tools \
		-DUSE_HOSTCC \
		-D__KERNEL_STRICT_NAMES \
		-D_GNU_SOURCE

__build:	$(LOGO-y)

$(LOGO_H):	$(obj)/bmp_logo $(LOGO_BMP)
	$(obj)/bmp_logo --gen-info $(LOGO_BMP) > $@

$(LOGO_DATA_H):	$(obj)/bmp_logo $(LOGO_BMP)
	$(obj)/bmp_logo --gen-data $(LOGO_BMP) > $@

# Let clean descend into subdirs
subdir- += env

ifneq ($(CROSS_BUILD_TOOLS),)
override HOSTCC = $(CC)

quiet_cmd_crosstools_strip = STRIP   $^
      cmd_crosstools_strip = $(STRIP) $^; touch $@
$(obj)/.strip: $(call objectify,$(filter $(always),$(hostprogs-y)))
	$(call cmd,crosstools_strip)

always += .strip
endif
clean-files += .strip